Here again..
Boiler Ideal Minimiser SE with megalflo Water Heater. System as been losing pressure, ever since the pump was changed early December.
Local engineer changed pump (grundfoss selectric), one week later we stared losing pressure, same engineer said it was pressure vesse, so we changed that, and problem seemd to go way for 48hrs, now back with a vengance, loses 1 bar overnight.
All floor boards up (no leaks) all vavles checked when cold, everything tightened, no sign of water anywhere. No discharge from PRV, plastic bag on pipe for 2 days and no water.
When re-pressurized cold system holds if no CH or HW switched on.
System only losses after boiler as been on.
3 x local engineers have all given up. tell me to get a new Boiler and megaflo.
Any other ideas...?
Boiler Ideal Minimiser SE with megalflo Water Heater. System as been losing pressure, ever since the pump was changed early December.
Local engineer changed pump (grundfoss selectric), one week later we stared losing pressure, same engineer said it was pressure vesse, so we changed that, and problem seemd to go way for 48hrs, now back with a vengance, loses 1 bar overnight.
All floor boards up (no leaks) all vavles checked when cold, everything tightened, no sign of water anywhere. No discharge from PRV, plastic bag on pipe for 2 days and no water.
When re-pressurized cold system holds if no CH or HW switched on.
System only losses after boiler as been on.
3 x local engineers have all given up. tell me to get a new Boiler and megaflo.
Any other ideas...?